It kept interest rate at zero to decrease debtors' carrying cost to zero and allowed them to pay down debts gradually over a decade.

它将利率降至零，从而使债务人的成本减少至零，并且允许他们在十年里逐渐偿清债务。

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The old models contend that capital supply is highly sensitive to changes in tax policy, and that a zero tax rate is needed to prevent capital from drying up over the long run.

旧模型坚持认为资本供给对税收政策的变化极其敏感，因此需要实行零税收以防止长期里资本陷入枯竭。

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Rectangular wave of arbitrary shape shall be output, change rate of AC plus-minus shall be regulated arbitrarily, and the speed of exchanges over zero shall be very quick.

要求此电源能输出任意形状的矩形波，交流正负极性比率可任意调节，交流过零速度极快。

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Per market strategist Dave Rosenberg, interest income has declined by three percent over the past year as the Fed continues to enforce their near-zero interest rate policy.

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